# Noti vs PrepLab

The clearest difference is ads: PrepLab at none against Noti's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Noti sells 6 in-app purchases, starting at $2.99 per 7 days and PrepLab sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Noti | PrepLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/preplab-o-level-exam-practice/id6788296358/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | — | Freemium |
| Size | 46 MB | 54 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Huseyin Tamer TATLISOZ](https://appshunter.io/developer/1895830230) | [NTH LABS LLP](https://appshunter.io/developer/1724545166) |

## What reviewers say

### Noti

[App page](https://appshunter.io/ios/app/noti-ai-study-buddy/id6764552936)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $2.99 | per 7 days |
| Premium Monthly | $7.99 | per month |
| Premium Yearly | $39.99 | per year |
| Top-up: 100 Chat Credits | $1.49 | one-time |
| Top-up: 10 Document Credits | $1.99 | one-time |
| Top-up: 30 Minutes Audio Credits | $1.99 | one-time |


### PrepLab

[App page](https://appshunter.io/ios/app/preplab-o-level-exam-practice/id6788296358)

This app provides bite-sized, topical practice for Singaporean students preparing for O-Level exams. It intelligently tracks incorrect answers to personalize future study sessions, focusing on weak areas across various subjects. Parents can monitor their child's progress and identify areas needing attention.

**Highlights:** Bite-sized, topical practice sets, Personalized recommendations based on mistakes, Progress tracking by subject and topic, In-app note-taking, Daily streak rewards, Parental progress dashboard

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $6.99 | per month |
| Premium Yearly | $59.99 | per year |


## Frequently asked questions

### Is Noti free?

Noti is free to download, with in-app purchases available.

### Is PrepLab free?

PrepLab is free to download, with in-app purchases available.

### Do Noti or PrepLab have ads?

Noti shows ads; PrepLab does not.

### Which is updated more often, Noti or PrepLab?

Noti ships an update every 2 weeks, and PrepLab every 2 weeks. Most recently, Noti was updated on November 7, 2026 and PrepLab on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*